1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
import sys
import typing
from collections.abc import Mapping, Sequence
from concurrent.futures import Future
import pytest
from magicgui._util import safe_issubclass
class TestSafeIsSubclass:
def test_basic(self):
assert safe_issubclass(int, int)
assert safe_issubclass(int, object)
def test_generic_base(self):
assert safe_issubclass(typing.List[int], list)
assert safe_issubclass(typing.List[int], typing.List)
def test_multiple_generic_base(self):
assert safe_issubclass(typing.List[int], (typing.List, typing.Dict))
def test_no_exception(self):
assert not safe_issubclass(int, 1)
def test_typing_inheritance(self):
assert safe_issubclass(typing.List, list)
assert safe_issubclass(list, typing.List)
assert safe_issubclass(typing.Tuple, tuple)
assert safe_issubclass(tuple, typing.Tuple)
assert safe_issubclass(typing.Dict, dict)
assert safe_issubclass(dict, typing.Dict)
def test_inheritance_generic_list(self):
assert safe_issubclass(list, typing.Sequence)
assert safe_issubclass(typing.List, typing.Sequence)
assert safe_issubclass(typing.List[int], typing.Sequence[int])
assert safe_issubclass(typing.List[int], typing.Sequence)
assert safe_issubclass(typing.List[int], Sequence)
def test_no_inheritance_generic_super(self):
assert not safe_issubclass(list, typing.List[int])
def test_inheritance_generic_mapping(self):
assert safe_issubclass(dict, typing.Mapping)
assert safe_issubclass(typing.Dict, typing.Mapping)
assert safe_issubclass(typing.Dict[int, str], typing.Mapping[int, str])
assert safe_issubclass(typing.Dict[int, str], typing.Mapping)
assert safe_issubclass(typing.Dict[int, str], Mapping)
@pytest.mark.skipif(sys.version_info < (3, 9), reason="PEP-585 is supported in 3.9+")
def test_typing_builtins_list(self):
assert safe_issubclass(list[int], list)
assert safe_issubclass(list[int], Sequence)
assert safe_issubclass(list[int], typing.Sequence)
assert safe_issubclass(list[int], typing.Sequence[int])
assert safe_issubclass(list[int], typing.List[int])
assert safe_issubclass(typing.List[int], list)
assert safe_issubclass(typing.List[int], list[int])
@pytest.mark.skipif(sys.version_info < (3, 9), reason="PEP-585 is supported in 3.9+")
def test_typing_builtins_dict(self):
assert safe_issubclass(dict[int, str], dict)
assert safe_issubclass(dict[int, str], Mapping)
assert safe_issubclass(dict[int, str], typing.Mapping)
assert safe_issubclass(dict[int, str], typing.Mapping[int, str])
assert safe_issubclass(dict[int, str], typing.Dict[int, str])
assert safe_issubclass(typing.Dict[int, str], dict)
assert safe_issubclass(typing.Dict[int, str], dict[int, str])
def test_tuple_check(self):
assert safe_issubclass(typing.Tuple[int, str], tuple)
assert safe_issubclass(typing.Tuple[int], typing.Sequence[int])
assert safe_issubclass(typing.Tuple[int, int], typing.Sequence[int])
assert safe_issubclass(typing.Tuple[int, ...], typing.Sequence[int])
assert safe_issubclass(typing.Tuple[int, ...], typing.Iterable[int])
assert not safe_issubclass(typing.Tuple[int, ...], typing.Dict[int, typing.Any])
assert safe_issubclass(typing.Tuple[int, ...], typing.Tuple[int, ...])
assert safe_issubclass(typing.Tuple[int, int], typing.Tuple[int, ...])
assert not safe_issubclass(typing.Tuple[int, int], typing.Tuple[int, str])
assert not safe_issubclass(typing.Tuple[int, int], typing.Tuple[int, int, int])
@pytest.mark.skipif(sys.version_info < (3, 9), reason="Future[] is supported in 3.9+")
def test_subclass_future(self):
assert safe_issubclass(Future[typing.List[int]], Future[list[int]])
assert safe_issubclass(Future[typing.List[int]], Future[list])
assert safe_issubclass(Future[list[int]], Future[typing.List[int]])
assert not safe_issubclass(Future[list[int]], Future[typing.List[str]])
|
